POV-Ray : Newsgroups : povray.advanced-users : rotating around x-axis inside povray : Re: rotating around x-axis inside povray Server Time
29 Jul 2024 18:19:57 EDT (-0400)
  Re: rotating around x-axis inside povray  
From: Vahur Krouverk
Date: 26 Feb 2001 14:08:52
Message: <3A9AA9D9.F47E26D0@aetec.ee>
Remco Poelstra wrote:
> 
> Hi,
> 
> How does povray rotate around the x-axis?
> This way:
> <0,1,0>*< 1,  0,  0,
> 0,  C,  S,
> 0, -S,  C>
> 
> Or this way:
> 
> < 1,  0,  0,    *< 0
> 0,  C,  S,         1
> 0, -S,  C> 0>
> 
> Of course I cutted out the fourth row.
> 

Deciding from matrices.c POVRay multiplies vector row with matrix. But
why is it important?


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